<?php
/**
 * 功能: PhpStorm.
 * User: 文丹
 * Date: 2018/7/23 0023
 * Time: 9:49
 */

namespace app\index\model;
use think\Db;
use think\Model;

class Problem extends Model{
    public function feedback($data){
        return Db::name('problem')->insert($data);

    }

}